EP0994920A1 - Polyolefin-zusammensetzungen und daraus hergestellte folien - Google Patents

Polyolefin-zusammensetzungen und daraus hergestellte folien

Info

Publication number
EP0994920A1
EP0994920A1 EP99924842A EP99924842A EP0994920A1 EP 0994920 A1 EP0994920 A1 EP 0994920A1 EP 99924842 A EP99924842 A EP 99924842A EP 99924842 A EP99924842 A EP 99924842A EP 0994920 A1 EP0994920 A1 EP 0994920A1
Authority
EP
European Patent Office
Prior art keywords
polyolefin compositions
component
weight
compositions according
olefin
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP99924842A
Other languages
English (en)
French (fr)
Other versions
EP0994920B1 (de
Inventor
Gianni Collina
Remo Anibaldi
Marco Ciarafoni
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Basell Polyolefine GmbH
Original Assignee
Basell Polyolefine GmbH
Montell Technology Co BV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Basell Polyolefine GmbH, Montell Technology Co BV filed Critical Basell Polyolefine GmbH
Priority to EP99924842A priority Critical patent/EP0994920B1/de
Publication of EP0994920A1 publication Critical patent/EP0994920A1/de
Application granted granted Critical
Publication of EP0994920B1 publication Critical patent/EP0994920B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/08—Copolymers of ethene
    • C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing more than three carbon atoms
    • C08L23/0815—Copolymers of ethene with aliphatic 1-olefins
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of films or sheets
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/10—Homopolymers or copolymers of propene
    • C08L23/14—Copolymers of propene
    • C08L23/142—Copolymers of propene at least partially crystalline copolymers of propene with other olefins
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/18—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms
    • C08L23/20—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms having four to nine carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00—Applications
    • C08L2203/16—Applications used for films
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2666/00—Composition of polymers characterized by a further compound in the blend, being organic macromolecular compounds, natural resins, waxes or and bituminous materials, non-macromolecular organic substances, inorganic substances or characterized by their function in the composition
    • C08L2666/02—Organic macromolecular compounds, natural resins, waxes or and bituminous materials
    • C08L2666/04—Macromolecular compounds according to groups C08L7/00 - C08L49/00, or C08L55/00 - C08L57/00; Derivatives thereof

Definitions

  • the present invention relates to polyolefin compositions endowed with improved
  • the present invention relates to the films obtained from said
  • compositions which show very good mechanical and optical properties.
  • the compositions which show very good mechanical and optical properties.
  • compositions comprising an
  • LLDPE type ethylene copolymer
  • ⁇ -olefin CH 2 CHR', wherein R 1 is an alkyl radical having from 2 to 10 carbon atoms, said
  • composition (A) being blended with (B) a crystalline polybutene-1.
  • composition comprising an ethylene copolymer (LLDPE type) and a copolymer of
  • propylene with ethylene and/or an ⁇ -olefin are already known from WO93/03078 and
  • LDPE low density polyethylene
  • polybutene-1 with the compositions comprising an ethylene copolymer (LLDPE type)
  • composition (A) comprising from 70 to 99 parts by weight of a composition (A) comprising (i) from 75 to
  • alkyl radical having from 1 to 10 carbon atoms, said copolymer containing up to 20% by
  • polyolefin component (B) comprising crystalline polybutene-1.
  • polybutene-1 can be any of the polybutene-1, homo or copolymer with other olefins, having a
  • the isotactic polybutene-1 (co)polymers can be prepared by polymerizing butene-1 in the presence of
  • polybutene-1 used has an isotacticity (expressed in
  • pentads mmmm% higher than 80%, more preferably higher than 85%, and
  • melt index is generally comprised in the range of from 0.01 to 100 preferably
  • the olefin can be selected preferably from the group
  • random copolymer with ethylene or propylene containing up to 20% by
  • the component (B) in the composition of the invention is present in amounts comprised
  • component (A) of the present invention the insolubility in xylene of component (ii)
  • the insolubility is preferably higher than 75%, more preferably higher than 85%.
  • the insolubility is preferably higher than 75%, more preferably higher than 85%.
  • the content of propylene ranges between 85 and 96% by weight, and the content of ethylene and/or ⁇ -olefin ranges between 4 and 15% by weight.
  • the content of ethylene ranges from 2 to 8% by weight while the content of
  • ⁇ -olefin CH 2 CHR I ranges between 2 and 7% by weight. However, the content of
  • octene 4-methyl-l-pentene, and preferably is 1-butene or 1-hexene.
  • the fusion enthalpy of the copolymer (ii) is generally higher than 50 J/g, preferably
  • copolymer (b) is less than 140 °C and preferably between 120 and 140 °C.
  • copolymer (ii) has values generally ranging between 5 and 1000, preferably between 5
  • the component (ii) of the polyolefin composition of the invention can be conveniently prepared
  • the copolymer (i) used in the component (A) of the invention has a density comprised
  • copolymer (i) has values generally comprised between 0.01 and 100 g/10 minutes,
  • hexene 1-octene, 4-methyl-l-pentene; preferably 1-butene or 1 -hexene is used.
  • the copolymer (i) is prepared by copolymerization of ethylene with an ⁇ -olefin
  • catalytic component comprising a transition metal belonging to groups IV, V or VI of the
  • the transition metal compound is supported on a solid carrier
  • the catalysts may also be prepared according to the methods described in the
  • catalysts comprising components having regular
  • the polymeric compositions of the invention preferably comprise from about 75 to about
  • copolymer (i) 95% by weight of copolymer (i) and from about 5 to about 25% by weight of copolymer
  • copolymer (i) preferably, the content of copolymer (i) is comprised between 75 and 90% by weight
  • copolymer (ii) between 10% and 25% by weight.
  • the component (i) is preferably a copolymer of ethylene with 1-
  • butene and/or hexene- 1 is preferably a copolymer of propylene with ethylene and 1-butene.
  • the component (A) is preferably present in amounts
  • the component (A) of the invention may be prepared by mixing the components (i) and
  • the mixture may be fed directly into the extruder or may be premixed in the solid state.
  • the said component (A) is directly prepared in polymerization operating in at least
  • reactor copolymer (b) is synthesized.
  • the polymerization is conveniently carried out in
  • the component (A) can be any suitable material.
  • the component (A) can be any suitable material.
  • the component (A) can be any suitable material.
  • a solid catalytic component comprising a titanium compound containing at least a
  • R 1 is an alkyl radical having 2 to 10 carbon atoms, is polymerized to obtain the
  • component (ii) in amounts of between 5 and 25% by weight with respect to the total
  • the polyolefin compositions of the invention may be prepared by mixing the components
  • components of the mixture may be fed directly into the extruder or may be premixed in
  • compositions can be prepared by sequential
  • component (A) and in another reactor is synthesized component (B). Also in this case the
  • polymerization is conveniently carried out in the gas-phase using fluidized bed reactors.
  • the films obtained from the compositions of the invention have impact resistance (Dart).
  • compositions of the invention it is possible to save energy to an extent even higher
  • compositions of the invention find applications in several sectors such as: blown films
  • At least one layer consists of the composition of the invention, and at least one layer consists
  • thermoplastic polymer such as for example polypropylene homopolymer
  • copolymers of propylene with ethylene and/or ⁇ -olefin having 4-12 carbon atoms
  • adhesives for example, adhesives, stabilizers, antioxidants, anti-corrosion agents, etc.
  • fillers for example, adhesives, stabilizers, antioxidants, anti-corrosion agents, etc.
  • the films of the invention may be added.
  • the measurement is carried out by dissolving the sample in C 2 C1 4 D 2 and recording the
  • the container is
  • ASTM D 1922 determined both in machine direction (MD) and transversal direction
  • component (A) obtained by sequential copolymeration carried out according to the procedure described in Ex.3 of WO 95/2009
  • component (B) obtained by sequential copolymeration carried out according to the procedure described in Ex.3 of WO 95/2009
  • composition was prepared by mixing in an extruder of the (Bandera TR 60 type ?).
  • Example 1 Comp.
  • Example 2 Comp. Ex. 1 Ex. 2
  • composition 1 Composition 2 Composition 3 Composition 1 Composition 2 Composition 3
  • Example 1 Comp.
  • Example 2 Comp. Ex. 1 Ex. 2
  • composition Composition Composition Composition Composition 1 Composition 2 Composition 3 1 2 3

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
EP99924842A 1998-05-06 1999-04-29 Polyolefin-zusammensetzungen und daraus hergestellte folien Expired - Lifetime EP0994920B1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP99924842A EP0994920B1 (de) 1998-05-06 1999-04-29 Polyolefin-zusammensetzungen und daraus hergestellte folien

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EP98201466 1998-05-06
EP98201466 1998-05-06
PCT/EP1999/002913 WO1999057194A1 (en) 1998-05-06 1999-04-29 Polyolefin compositions and films obtained therefrom
EP99924842A EP0994920B1 (de) 1998-05-06 1999-04-29 Polyolefin-zusammensetzungen und daraus hergestellte folien

Publications (2)

Publication Number Publication Date
EP0994920A1 true EP0994920A1 (de) 2000-04-26
EP0994920B1 EP0994920B1 (de) 2003-06-11

Family

ID=8233684

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99924842A Expired - Lifetime EP0994920B1 (de) 1998-05-06 1999-04-29 Polyolefin-zusammensetzungen und daraus hergestellte folien

Country Status (11)

Country Link
US (1) US6277918B1 (de)
EP (1) EP0994920B1 (de)
JP (1) JP2002509577A (de)
KR (1) KR20010021553A (de)
CN (1) CN1268962A (de)
AU (1) AU4136499A (de)
BR (1) BR9906424A (de)
CA (1) CA2294237A1 (de)
DE (1) DE69908730T2 (de)
NO (1) NO20000033L (de)
WO (1) WO1999057194A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MX2007007487A (es) * 2004-12-22 2007-09-27 Advantage Polymers Llc Composiciones termoplasticas y metodos de uso de las mismas para articulos moldeados.
US7863522B2 (en) * 2006-12-20 2011-01-04 Dow Global Technologies Inc. Semi-conducting polymer compositions for the preparation of wire and cable
KR101499274B1 (ko) * 2007-08-22 2015-03-05 바셀 폴리올레핀 이탈리아 에스.알.엘 가공성이 개선된 연성 폴리올레핀 조성물
KR101549901B1 (ko) * 2007-11-27 2015-09-03 바셀 폴리올레핀 이탈리아 에스.알.엘 비투멘과 중합체 조성물의 혼합물
CN102165004B (zh) * 2008-09-24 2013-12-25 巴塞尔聚烯烃意大利有限责任公司 具有良好的抗变白性的聚烯烃组合物
WO2011061087A1 (en) 2009-11-17 2011-05-26 Basell Poliolefine Italia S.R.L. Soft polyolefin compositions with improved processability
EP2504393B1 (de) 2009-11-24 2014-04-16 Basell Poliolefine Italia S.r.l. Polyolefinzusammensetzungen mit verbesserter siegelfähigkeit
BR112013005308B1 (pt) * 2010-09-06 2020-02-04 Basell Poliolefine Italia Srl composições de poliolefina e filmes ou folhas mono ou multicamadas
CN105330778B (zh) * 2014-08-14 2018-02-02 中国石化扬子石油化工有限公司 一种用于薄膜热封层的聚丙烯树脂

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2234103C2 (de) * 1972-07-12 1974-07-18 Chemische Werke Huels Ag, 4370 Marl Heiß verschweiß bares Polybuten-!
NL190723C (nl) 1975-06-12 1994-07-18 Montedison Spa Werkwijze voor het bereiden van Ziegler-katalysatoren voor de polymerisatie van alkenen.
IT1078995B (it) 1977-05-24 1985-05-08 Montedison Spa Catalizzatori per la polimeriazzazione di olefine
DE3474673D1 (en) 1984-08-30 1988-11-24 Mitsui Petrochemical Ind 1-butene polymer and its use
FR2586022B1 (fr) 1985-08-06 1987-11-13 Bp Chimie Sa Polymerisation d'olefines en phase gazeuse avec un catalyseur ziegler-natta et deux composes organometalliques
US4916190A (en) * 1987-05-15 1990-04-10 Shell Oil Company Film and sheet capable of forming retortable and easy-open packagings
US4803251A (en) 1987-11-04 1989-02-07 Union Carbide Corporation Method for reducing sheeting during polymerization of alpha-olefins
IT1230134B (it) 1989-04-28 1991-10-14 Himont Inc Componenti e catalizzatori per la polimerizzazione di olefine.
IT1250731B (it) 1991-07-31 1995-04-21 Himont Inc Procedimento per la preparazione di polietilene lineare a bassa densita'
IT1262934B (it) 1992-01-31 1996-07-22 Montecatini Tecnologie Srl Componenti e catalizzatori per la polimerizzazione di olefine
IT1262935B (it) 1992-01-31 1996-07-22 Montecatini Tecnologie Srl Componenti e catalizzatori per la polimerizzazione di olefine
CA2103401C (en) 1992-11-19 2002-12-17 Mamoru Takahashi Ethylene copolymer composition
IT1269194B (it) 1994-01-21 1997-03-21 Spherilene Srl Composizioni polimeriche ad elevata processabilita' basate su lldpe
US5455303A (en) * 1994-06-20 1995-10-03 Montell North America Inc. Linear low density polyethylene based compositions with improved optics
JPH0859855A (ja) * 1994-08-24 1996-03-05 Tokuyama Corp 二軸延伸ポリオレフィンフィルム
US5889121A (en) * 1995-10-06 1999-03-30 Shell Oil Company Method for improving processability of thermoplastics

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO9957194A1 *

Also Published As

Publication number Publication date
EP0994920B1 (de) 2003-06-11
NO20000033D0 (no) 2000-01-05
DE69908730D1 (de) 2003-07-17
NO20000033L (no) 2000-01-05
KR20010021553A (ko) 2001-03-15
WO1999057194A1 (en) 1999-11-11
CA2294237A1 (en) 1999-11-11
DE69908730T2 (de) 2004-05-13
BR9906424A (pt) 2000-07-11
CN1268962A (zh) 2000-10-04
AU4136499A (en) 1999-11-23
US6277918B1 (en) 2001-08-21
JP2002509577A (ja) 2002-03-26

Similar Documents

Publication Publication Date Title
RU2146728C1 (ru) Полимерная композиция и выполненное из нее формованное изделие
US6172172B1 (en) Polyolefin compositions and blown films obtained therefrom
AU2002362692B2 (en) Crystalline propylene copolymer compositions having improved sealability and optical properties and reduced solubility
EP1025162B1 (de) Kristalline propylene-copolymerzusammensetzungen mit heissversiegelungseigenschaften, optischen eigenschaften und reduzierter löslichkeit
JP3573459B2 (ja) Ｌｌｄｐｅベースの高加工性ポリマー組成物
AU2002362692A1 (en) Crystalline propylene copolymer compositions having improved sealability and optical properties and reduced solubility
KR100525026B1 (ko) 신장성 다층 필름
EP0994920B1 (de) Polyolefin-zusammensetzungen und daraus hergestellte folien
EP1100846B1 (de) Polyethylenzusammensetzungen mit verbesserten optischen und mechanischen eigenschaften und verbesserter verarbeitbarheit in der schmelze
EP0627464B1 (de) Heiss-siegelbare Harzzusammensetzungen aus stereoregulärem Polypropylen und Propylen-1-Buten-Copolymeren
AU5030499A (en) Polyethylene compositions having improved mechanical properties and improved processability in the melted state
MXPA00000269A (en) Polyolefin compositions and films obtained therefrom
JPH01104640A (ja) 収縮包装用フイルム

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE DE DK ES FI FR GB IT NL SE

17P Request for examination filed

Effective date: 20000412

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: BASELL TECHNOLOGY COMPANY B.V.

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: BASELL POLYOLEFINE GMBH

GRAH Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOS IGRA

GRAH Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOS IGRA

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

RBV Designated contracting states (corrected)

Designated state(s): DE ES FR IT

AK Designated contracting states

Designated state(s): DE ES FR IT

REF Corresponds to:

Ref document number: 69908730

Country of ref document: DE

Date of ref document: 20030717

Kind code of ref document: P

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20030922

ET Fr: translation filed
PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed

Effective date: 20040312

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20080506

Year of fee payment: 10

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: IT

Payment date: 20080428

Year of fee payment: 10

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20080417

Year of fee payment: 10

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

Effective date: 20091231

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20091103

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20091222

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20090429